The essay geek4. Discuss the difference between reliabilityu and validity?5. List and describe different types reliability. 6. List and des

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one may ask survey participants to answer a series of questions which will be combined into one composite measure).4.  Discuss the difference between reliabilityu and validity?5.  List and describe different types reliability.6.  List and describe 2-3 threats to internal validity7. Can you explain what is cronbach’s alpha and explain whether its used with quantitative or qualitative data & why?    Apr 05 2021